Yunnan is colorfulmillions of people come to enjoy themselves every year. A. too…to B. so…

问题补充：

Yunnan is colorfulmillions of people come to enjoy themselves every year.

A. too…to B. so…that C. not…until D, so…but

答案：

解析：考查固定句型。too... to不能加句子，排除A；so不与but连用，排除D；not…until应该与动作连用，排除C。so... that“如此......以至于......”可以加句子。故选B。